//! # 身份验证模块
//!
//! 提供用户认证和授权功能

use serde::{Deserialize, Serialize};
use crate::{AdminResult, AdminError};

/// 用户信息
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct User {
    pub username: String,
    pub roles: Vec<String>,
    pub enabled: bool,
}

/// 认证令牌
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct AuthToken {
    pub token: String,
    pub expires_at: chrono::DateTime<chrono::Utc>,
    pub user: User,
}

/// 身份验证器
pub struct Authenticator;

impl Authenticator {
    pub fn new() -> Self {
        Self
    }

    pub async fn authenticate(&self, username: &str, password: &str) -> AdminResult<AuthToken> {
        // 简化实现
        if username == "admin" && password == "admin" {
            Ok(AuthToken {
                token: "mock-jwt-token".to_string(),
                expires_at: chrono::Utc::now() + chrono::Duration::hours(1),
                user: User {
                    username: username.to_string(),
                    roles: vec!["admin".to_string()],
                    enabled: true,
                },
            })
        } else {
            Err(AdminError::auth_error("用户名或密码错误"))
        }
    }
}